The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 2002
Filed:
Feb. 28, 2000
Kyung Huh, Seoul, KR;
G&B Tech Corp., Seoul, KR;
Abstract
A sheet for sprouting of grass seed and for safeguarding early grass growth and an improved mat containing such sheet for growing lawns or other vegetation on soil. The sheet for sprouting of grass seeds has an upper layer of a transparent vinyl plastic or polyethylene which has a plurality of specifically sized ventilation openings. The ventilating openings are varied, depending upon the sowing season of the grass seeds, from approximately 3.5 cm to 4.5 cm distance apart, and 9 mm to 15 mm in diameter. A plurality of sheets exist below the vinyl sheet and a comprised of a viscous cellulose fiber sheet, a planting sheet containing the seeds and fertilizer and a fibrous ground protective sheet. Optionally, a further sheet may be added for weed or insect control, and some of the sheets may be in combined form.